{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "189246",
    "entityType": "User",
    "nonce": "0x68c6e52bbd8424121f888cf111c72f712480fcb874605f5996d7779897b2ed8b",
    "signature": "0x2323587949650c8ae1aaf903161e20000798b2d60f336bd2e5318ff3ffecb81c4553b942fa82547e1f11060ab55053eb5d7ea23b3c58667546882fb0b9f3ac3f1c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}